docs: def cctop_submit(seq_str):
      """Submit a protein sequence string to CCTOP and return the job ID.
  
      Args:
          seq_str (str): Protein sequence as a string
  
      Returns:
          dict: Job ID on the CCTOP server
  
      """
      url = 'http://cctop.enzim.ttk.mta.hu/php/submit.php?sequence={}&tmFilter&signalPred'.format(seq_str)
      r = requests.post(url)
      jobid = r.text.split('ID: ')[1]
  
      return jobid